1,24,25-trihydroxyergocalciferol

Known as: 1,24,25-Trihydroxyvitamin D2, 9,10-Secoergosta-5,7,10(19),22-Tetraene-1,3,24,25-Tetrol, (1alpha,3beta,5Z,7E,22E)-, (1alpha,3beta,5Z,7E,22E)-9,10-Secoergosta-5,7,10(19),22-Tetraene-1,3,24,25-Tetrol

A biologically inactive vitamin D derivative that is produced by the hydroxylation of 1,25-dihydroxyvitamin D2 presumably by 1,25-dihydroxyvitamin D3…

National Institutes of Health